linux-kernel - Re: [PATCH v11 00/10] Support for creating generic PCI host bridges from DT

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Message-ID: <20140922113523.GM1994@e106497-lin.cambridge.arm.com>
Date:	Mon, 22 Sep 2014 12:35:23 +0100
From:	Liviu Dudau <Liviu.Dudau@....com>
To:	Bjorn Helgaas <bhelgaas@...gle.com>
Cc:	Arnd Bergmann <arnd@...db.de>, Rob Herring <robh+dt@...nel.org>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Catalin Marinas <Catalin.Marinas@....com>,
	Will Deacon <Will.Deacon@....com>,
	Russell King <linux@....linux.org.uk>,
	linux-pci <linux-pci@...r.kernel.org>,
	Linus Walleij <linus.walleij@...aro.org>,
	Tanmay Inamdar <tinamdar@....com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Sinan Kaya <okaya@...eaurora.org>,
	Jingoo Han <jg1.han@...sung.com>,
	Kukjin Kim <kgene.kim@...sung.com>,
	Suravee Suthikulanit <suravee.suthikulpanit@....com>,
	linux-arch <linux-arch@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Device Tree ML <devicetree@...r.kernel.org>,
	LAKML <linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v11 00/10] Support for creating generic PCI host bridges
 from DT

On Fri, Sep 19, 2014 at 10:59:05PM +0100, Bjorn Helgaas wrote:
> On Thu, Sep 18, 2014 at 02:30:15AM +0100, Liviu Dudau wrote:
> > This is my version 11 of the attempt at adding support for generic PCI host
> > bridge controllers that make use of device tree information to
> > configure themselves. It contains minor cleanups compared with v10 to address
> > the existing comments.
> > ...
> > Catalin Marinas (1):
> >   PCI: Introduce generic domain handling for PCI busses.
> > 
> > Liviu Dudau (9):
> >   Fix ioport_map() for !CONFIG_GENERIC_IOMAP cases.
> >   PCI: Introduce helper functions to deal with PCI I/O ranges.
> >   ARM: Define PCI_IOBASE as the base of virtual PCI IO space.
> >   PCI: OF: Fix the conversion of IO ranges into IO resources.
> >   PCI: Create pci_host_bridge before its associated bus in
> >     pci_create_root_bus.
> >   OF: Introduce helper function for getting PCI domain_nr
> >   OF: PCI: Add support for parsing PCI host bridge resources from DT
> >   PCI: Assign unassigned bus resources in pci_scan_root_bus()
> >   PCI: Introduce pci_remap_iospace() for remapping PCI I/O bus resources
> >     into CPU space
> > 
> >  arch/arm/include/asm/io.h         |   1 +
> >  arch/arm/mach-integrator/pci_v3.c |  23 +++---
> >  drivers/of/address.c              | 146 ++++++++++++++++++++++++++++++++
> >  drivers/of/of_pci.c               | 170 ++++++++++++++++++++++++++++++++++++++
> >  drivers/pci/host/pci-tegra.c      |  10 ++-
> >  drivers/pci/host/pcie-rcar.c      |  21 +++--
> >  drivers/pci/pci.c                 |  33 ++++++++
> >  drivers/pci/probe.c               |  46 +++++++----
> >  include/asm-generic/io.h          |   2 +-
> >  include/asm-generic/pgtable.h     |   4 +
> >  include/linux/of_address.h        |  15 +---
> >  include/linux/of_pci.h            |  18 ++++
> >  include/linux/pci.h               |  24 ++++++
> >  13 files changed, 463 insertions(+), 50 deletions(-)
> 
> I put this on a pci/liviu-generic-v11 branch.  I mentioned a couple things
> in response to the individual patches, so I'm hoping you can send me
> incremental patches to address them.  Then I'll update this branch, rename
> it, and get it into linux-next.

Thanks a lot for that!

As I've mentioned in the other email, I can send incremental patches for most
of the comments (and Acks?). Don't know how to handle the split of 
"[PATH v11 4/10] PCI: OF: Fix the conversion of IO ranges into IO resources."
that you are asking for.

Best regards,
Liviu

> 
> Bjorn
> 

-- 
====================
| I would like to |
| fix the world,  |
| but they're not |
| giving me the   |
 \ source code!  /
  ---------------
    ¯\_(ツ)_/¯

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